General

  • Target

    2024-09-21_3d142e9d5a6433822df80d30a7a57357_mafia

  • Size

    11.2MB

  • Sample

    240921-a9kv3axeqm

  • MD5

    3d142e9d5a6433822df80d30a7a57357

  • SHA1

    b6934545343f53c081d191a903db1f4809f03ade

  • SHA256

    bb320fd8ce9b6b27201b8065281e0ad329e88519675ea7b7601cc64c5ce1c169

  • SHA512

    9e58263c33e372760fd542e75c0bbddd7c1c5463dd03f820e8a3708946cf033d2a359faff69b13d106a5a7959cd376af8ce7ae6b5e76b0d46c99ec3f55d46461

  • SSDEEP

    12288:AVbj7zJB99tzBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBZ:AJzXd

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2024-09-21_3d142e9d5a6433822df80d30a7a57357_mafia

    • Size

      11.2MB

    • MD5

      3d142e9d5a6433822df80d30a7a57357

    • SHA1

      b6934545343f53c081d191a903db1f4809f03ade

    • SHA256

      bb320fd8ce9b6b27201b8065281e0ad329e88519675ea7b7601cc64c5ce1c169

    • SHA512

      9e58263c33e372760fd542e75c0bbddd7c1c5463dd03f820e8a3708946cf033d2a359faff69b13d106a5a7959cd376af8ce7ae6b5e76b0d46c99ec3f55d46461

    • SSDEEP

      12288:AVbj7zJB99tzBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBZ:AJzXd

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks